Posts Tagged "carbohydrate"

They work with us, play with us and comfort us when we’re down. Archaeological evidence indicates that dogs have had a close bond with humans for millennia. But exactly why and how they evolved from their wolf ancestors into our loyal companions has been something of a mystery. Now a new genetic analysis indicates that [...]

Photosynthesis is the single most important transformation on Earth. Using the energy in sunlight, all plants—from single-celled algae to towering redwoods—knit carbon dioxide and water into food and release oxygen as a byproduct. Every year, humanity uses up roughly 40 percent of the planet’s photosynthesis for our own purposes—from feeding a growing population to biofuels. [...]